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EDIT :: igbinary_009.phpt

--TEST-- Check for reference serialisation --SKIPIF-- <?php if(!extension_loaded('igbinary')) { echo "skip no igbinary"; } --FILE-- <?php function test($type, $variable, $normalize = false) { // Canonicalize $variable if ($normalize) { $variable = unserialize(serialize($variable)); } $serialized = igbinary_serialize($variable); $unserialized = igbinary_unserialize($serialized); $serialize_act = serialize($unserialized); $serialize_exp = serialize($variable); echo $type, "\n"; echo substr(bin2hex($serialized), 8), "\n"; echo $serialize_act === $serialize_exp ? 'OK' : 'ERROR', "\n"; ob_start(); var_dump($variable); $dump_exp = ob_get_clean(); ob_start(); var_dump($unserialized); $dump_act = ob_get_clean(); if ($dump_act !== $dump_exp) { echo "But var dump differs:\nActual:\n", $dump_act, "\nExpected\n", $dump_exp, "\n"; if ($normalize) { echo "(Was normalized)\n"; } } if ($serialize_act !== $serialize_exp) { echo "But serialize differs:\nActual:\n", $serialize_act, "\nExpected:\n", $serialize_exp, "\n"; } } $a = array('foo'); test('array($a, $a)', array($a, $a)); test('array(&$a, &$a)', array(&$a, &$a)); $a = array(null); $b = array(&$a); $a[0] = &$b; test('cyclic $a = array(&array(&$a)) - normalized', $a, true); --EXPECT-- array($a, $a) 14020600140106001103666f6f06010101 OK array(&$a, &$a) 1402060025140106001103666f6f0601250101 OK cyclic $a = array(&array(&$a)) - normalized 14010600251401060014010600250101 OK

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